CCHT practice test 5.0

CCHT practice test 5.0 1.Which of the following best describes the reason for wearing gloves when handling machine prior to blood?

• patient comfort
• asepsis
• universal precautions

d) HIV - Correct Answer c) universal precautions

• You test for sterilant levels in a

hemodialysis machine prior to patient use. The test

is positive for sterilant. This means the machine:

• is sterile & bacteria free
• needs further rinsing
• needs more sterilant
• is in conductivity - Correct Answer b) needs further rinsing

3.Choose the correct statement regarding serum abnormalities in

renal failure:

• creatinine, BUN, &

phosphorus are elevated

• creatinine BUN creatinine, BUN, &

phosphorus are depressed

• calcium & bicarbonate are

elevated

• calcium & bicarbonate are

depressed - Correct Answer a) creatinine, BUN, & phosphorus are elevated 4.Hemodialysis requires a means to channel the patient's blood to the hemodialyzer & then back to the body. It's

called:

• vascular access
• hemodialyzer
• dialyzing fluid delivery system
• infusion pump - Correct Answer a) vascular access

5.Which of the following is correct regarding a fistula?

• usually created in the leg, near the ankle
• usually created in the

forearm, near the wrist

• are made of salastic tubing 1 / 2

• none of the above - Correct Answer b) usually created in the

forearm, near the wrist 6.Blood leak detectors are extremely sensitive

& can determine:

• blood type
• amount of blood loss
• blood leakage immediately
• volume changes
• serum potassium levels - Correct Answer c) blood leakage immediately

7.Which of the following foods are high in potassium?

• milk, ice cream, yogurt
• legumes, cheese, pizza
• chips, colas, canned meat
• bananas, tomatoes, oranges - Correct Answer d) bananas, tomatoes, oranges

8.What lab values are monitored for assessing bone disease?

• calcium, phosphorus &

PTH

• calcium, phosphorus &

albumin

• calcium, phosphorus &

potassium

• calcium, phosphorus &

magnesium - Correct Answer a) calcium, phosphorus & PTH 9.Which is the most common cause of chronic kidney failure in the US?

• diabetes
• hypertension
• polycystic kidney smaller molecular

disease

• glomerulonephritis - Correct Answer a) diabetes

10.The reason potassium dialyzes and

RBC's do not is:

• potassium has a larger molecular weight
• potassium has a smaller molecular weight

c) RBC's are not water soluble

d) RBC's have a negative charge - Correct Answer b) potassium has a smaller

molecular weight 11.Acceptable limits for total chlorines in water for hemodialysis are?

• / 2